1 // RUN: %clang_cc1 -verify %s 2 // expected-no-diagnostics 3 4 /* WG14 N1464: ??? 5 * Creation of complex value 6 */ 7 8 // The paper is about the CMPLX macros, which Clang supports via the 9 // __builtin_complex builtin function. Test the basic functionality. 10 _Static_assert(__builtin_complex(5.0, 2.0) == 5.0 + 1.0j * 2.0, ""); 11 _Static_assert(__builtin_complex(5.0f, 2.0f) == 5.0f + 1.0j * 2.0f, ""); 12 _Static_assert(__builtin_complex(5.0L, 2.0L) == 5.0L + 1.0j * 2.0L, ""); 13 14 // Test the edge case involving NaN or infinity. 15 #define INF(type) (type)__builtin_inf() 16 #define NAN(type) (type)__builtin_nan("") 17 _Static_assert(__builtin_complex(5.0f, INF(float)) != 5.0f + 1.0j * INF(float), ""); 18 _Static_assert(__builtin_complex(5.0, INF(double)) != 5.0 + 1.0j * INF(double), ""); 19 _Static_assert(__builtin_complex(5.0L, INF(long double)) != 5.0L + 1.0j * INF(long double), ""); 20 _Static_assert(__builtin_complex(5.0f, NAN(float)) != 5.0f + 1.0j * NAN(float), ""); 21 _Static_assert(__builtin_complex(5.0, NAN(double)) != 5.0 + 1.0j * NAN(double), ""); 22 _Static_assert(__builtin_complex(5.0L, NAN(long double)) != 5.0L + 1.0j * NAN(long double), ""); 23